Coordinate switching system



1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM Filed May 14, 1958 53 Sheets-Sheet 1 FIG.

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EQUIPMENT CAB/NETS H. ABBOTT R0. R/PPERE INVENTORS R0. WILLIAMS O.H.WILL/FORD By MU /M ATTORNEY 1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM 53 Sheets-Sheet 2 Filed May 14, 1958 QQRUEDEQN 65k kzbkk W MES QN 6t 'WENm/PS no. W/LL/AMS By 0.1-1. WILL/FORD AWRNEY Aug. 16, 1960 H, H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM Filed May 14, 1958 55 Sheets-Sheet 4 QQSR H.H. ABBOTT R. 0- R/PPERE RD. W/LL/AMS 0. H. WILL/FORD INVENTOPS A TTORNEY Aug. 1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM 53 Sheets-Sheet 5 Filed May 14, 1958 5-625%? INVENTORS W/LL/AMS BY 0. H. WILL/FORD v Gt ATTORNEY H. H. ABBOTTETAL 2,949,506

COORDINATE SWITCHING SYSTEM 53 Sheets-Sheet 6 Aug. 16, 1960 Filed May14, 1958 A TTORNEY Aug. 16, 1960 H. H. ABBOTT EI'AL 2,949,506

COORDINATE swrrcumc SYSTEM Filed May 14, 1958 55 Sheets-Sheet 7 ATTORNEV Aug. 16, 15560 H H. ABBOTT ETAL COORDINATE SWITCHING SYSTEM 53Sheets-Sheet 8 Filed May 14, 1958 z- 2:52;; INVENTORS PI of WILLIAMS 0.H. W/LL/FORD ATTORNEY H. H. ABBOTT ETAL 2,949,506

COORDINATE swncnmc SYSTEM Aug. 16, 1960 53 Sheets-Sheet 9 Filed May 14.1958 3%; INVENTORS RI 0.' WILLIAMS y o. H. WILL/FORD n at A TTORNEVATTORNEY Aug. 16, 1960 H. H. ABBOTT ETAL COORDINATE SWITCHING SYSTEMFiled May 14, 1958 53 Sheets-Sheet 10 Aug. 16, 1960 ABBOTT ETAL2,949,506

COORDINATE SWITCHING SYSTEM 53 Sheets-Sheet 1 1 Filed May 14, 1958 H H.ABBO77' p. 0. R/PPERE INVENTORS R. 0. W/LLIAMS By 0. H. WILL/FORDATTORNEY Aug. 16, 1960 H. H. ABBOTTETAL COORDINATE swrrcnmc SYSTEM 53Sheets-Sheet 12 Filed May 14, 1958 H. H. ABBOTT R. O. R/PPERE R- 0-W/LL/AMS O. H. W/LL/EORD h IN VEN TOPS A 7'TOR/VEV 1960 H. H. ABBOTTETAL 2,949,506

COORDINATE SWITCHING SYSTEM 53 Sheets-Sheet 13 Filed May 14, 1958R/PPERE g 51 ABBOTT INV RI 0. WILLIAMS By 0. H. W/LL/FORD A 7' TORNE)Aug. 1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM R, o. R/PPERE INVENTORS 0. WILLIAMS By 0. H.WILL/FORD A rIOR/VEY FIG. /4

Aug. 16, 1960 H. H. ABBOTT ETAL COORDINATE SWITCHING SYSTEM 53Sheets-Sheet 16 Filed May 14, 1958 A 7' TORNEV Aug. 16, 1960 H. H.ABBOTT ETAL 2,949,505

COORDINATE SWITCHING SYSTEM Filed May 14, 1958 53 Sueets-Sheet l7 ATTORNEY Aug; 16, 1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM Filed May 14, 1958 55 Sheets-Sheet 18ZQRUMQMW Wk 33 A TTORNEY H. H. ABBOTT ETAL 2,949,506

COORDINATE swrrcumc SYSTEM 53 Sheets-Sheet 19 Aug. 16, 1960 Filed May14, 1958 H. H. ABBOTT R. 0. R/PPERE R. D. W/LL/AMS O. H. WILL/FORD ATTORNEY INVENTDRS 1960 H. H. ABBOTT ETAL 2,949,506

COORDINATE SWITCHING SYSTEM Filed May 14, 1958 53 Sheets-Sheet 2O Hub QMhubs H. H. ABBOTT P. 0. RIPPERE R. 0. W/LUAMS O. H. WILL/FORD INVENWFSWax wk WK w a Q @m ATTORNEY

